Operating Systems General Concepts Interview Questions
Questions Answers Views Company eMail

What is Difference between thread and process?

Encora, Goldman Sachs, HCL, HP, Microsoft, Samsung, MES, AirTies, Azingo, Bloomberg,

28 243286

How to communicate between difference process?

HP, IBM,

2 6167

What is the best way of communication in multi process environment? ex: getting log from different applications from multi servers?

HP,

1 2340




What is scheduling and How it effects the processor efficiency?

HP,

2 2482

What is virtual memory, if OS didt have that concept What are the problems can arise?

HP,

6 11779

What is the best suited algorithm to avoid internal fragmentation?

HP,

2 6168

How to escape from external fragmentation?

HP,

2 2867

What is difference in managing processes in windows, unix, RTOS?

HP,

1636




What is the difference between mutex and semaphore?

HP, Microsoft,

14 49233

What are counting semaphores?

HP, IBM,

4 10203

which is best among semaphores and mutexes?

HP,

2 4736

which is best among pipes, queues, shared memory and why?

HP,

2 4087

What are named pipes?

HP,

3 3521

What is the signal?

HP,

1 2659

What is the highest priority software interrupt?

HP,

1 3264


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Un-Answered Questions { Operating Systems General Concepts }

How does agile communication differ from tradition software engineering communication? How it is similar?

721


what is the command to copy windows files (i386) without formatting OS?

1039


Stable storage cannot be implemented. (A) Explain why it cannot be. (B) Explain how database system deal with database applications

1095


Can anybody send me Excel tips and improtant formul...... please.

959


Discuss some of the reasons for implementing process migration ?

1616






How to take backup using active directory recyclebin concept

1157


What is the Difference between Loading and Linking ?

12244


Why is it that a single, all – encompassing metric cannot be developed for programme complexity or programme quality?

860


what are the softwares helping for auditing poblems?

878


To ensure one program doesnt corrupt other program in a Multi program enviornment what you should do?

1006


Write a function that responds to a click anywhere on the page by displaying an alert dialog. Display the event name if the user held Shift during the mouse click. Display the element name that triggered the event if the user held Ctrl during the mouse click.

795


What is a mission critical system?

1168


Explain what is meant by repetition of information and inability to represent information. Explain why each of these properties may indicate a bad relational database design.

1690


Explain how a TP Monitor manages memory and processor resources more effectively than a typical operating system.

818


What items of information about a task might be useful in real time scheduling?

1101